/*
 * Sales Data Controller Project.
 * Copyright (C) 2011 FedICT.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version
 * 3.0 as published by the Free Software Foundation.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, see 
 * http://www.gnu.org/licenses/.
 */

package be.fedict.sdc.vsc.tlv;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;

@TLVType(Long.class)
public class LongTLVCodec implements TLVCodec<Long> {

	@Override
	public Long decode(byte[] value) throws IOException {
		ByteArrayInputStream input = new ByteArrayInputStream(value);
		DataInputStream dataInput = new DataInputStream(input);
		long longValue = dataInput.readLong();
		return longValue;
	}

	@Override
	public byte[] encode(Long value) throws IOException {
		ByteArrayOutputStream output = new ByteArrayOutputStream();
		DataOutputStream dataOutput = new DataOutputStream(output);
		dataOutput.writeLong(value);
		dataOutput.flush();
		return output.toByteArray();
	}
}
